Use this tool to publicly track your efforts to make your webapps and websitesconform to WCAG 2.0. To do so, you will use a version of the Google Chrome
Accessibility audit extension, modified to send audit errors to this site. This site
then keeps this record of errors, so you can
demonstrate improvement
over time.

To install the tool in chrome:
Go to chrome://flags in your browser.
Enable the flag Experimental Extension APIs
Download the extension.crx file
here.
Your browser will complain and put it in your downloads folder.
Go to chrome://extensions in your browser.
Drag the extension.crx file over your chrome://extensions page.

To use:
Go to the webpage you want to evaluate.
Launch Chrome's developer tools.
Select Audits tab.
Check "WCAG-Audit" and Run.
Then repeat as necessary:Fix an accessibility bug.
Check "WCAG-Audit" and Run.
The trend of your work will be on a page accessible
from one of the links below. You can use this to demonstrate
your efforts to conform to the WCAG 2.0 standard.An example.